D Drive Gain Adjustment - Icom IC-7800 Instruction Manual

D D Drive gain adjustment
[METER] [DRIVE]
Drive gain range
5
1
S
0
I 10
D
0
P
O 1.5
1
0
SWR
COMP
9 +
20
+
40
+
60dB
5
10
100 150
50
15
200
A
250
∞
2 3
W
10 20
dB
ALC 44
52V V
D
The drive gain is active for all modes except SSB with-
out speech compressor. The [DRIVE] control adjusts
the amplifying gain at the driver stage.
Before transmitting, monitor your selected operating
frequency to make sure transmitting won't cause inter-
ference to other stations on the same frequency.
q Push [METER] to select the ALC meter.
w Push [PTT] (microphone; SSB with [COMP] ON, AM
or FM), key down (CW) or push [TRANSMIT] (RTTY
or PSK) to transmit.
e While talking into the microphone, keying down or
transmitting, rotate [DRIVE] so that the ALC meter
reading swinging within 30 to 50% of the ALC scale.
(see left)
• Talk into the microphone at your normal voice level.
r Release [PTT], stop keying or push [TRANSMIT]
again to return to receive.
3-13
BASIC OPERATIONS
3